{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "trigger": true, "arguments": ["time", "discoverer", "common vulnerabilities and exposures", "capabilities", "supported platform", "vulnerable system"]}, {"event_type": "data breach", "trigger": true, "arguments": ["damage amount", "number of victim", "tool", "place", "number of data", "compromised data", "time", "purpose"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["vulnerable system version", "supported platform", "vulnerable system", "time", "patch number", "patch", "common vulnerabilities and exposures", "releaser", "issues addressed", "vulnerability"]}, {"event_type": "phishing", "trigger": true, "arguments": ["victim", "tool", "time", "trusted entity", "attacker", "purpose"]}, {"event_type": "ransom", "trigger": true, "arguments": ["tool", "payment method", "attack pattern", "victim", "damage amount", "place", "time", "attacker"]}], "input": "Hackers use ransomware to encrypt computer files , making them unreadable without a secret key , and then demand digital currency like bitcoin if victims want the files back — and many victims are falling for that promise ."}
{"discover vulnerability": [], "data breach": [], "patch vulnerability": [], "phishing": [], "ransom": [{"trigger": "demand digital currency", "arguments": {"tool": "NAN", "payment method": "NAN", "attack pattern": "use ransomware to encrypt computer files", "victim": "victims", "damage amount": "NAN", "place": "NAN", "time": "NAN", "attacker": "Hackers"}}]}